<template>
  <div class="app">
    <h3>我是APP组件</h3>
    <Child />
  </div>
</template>

<script>

import Child from "./components/Child.vue";

export default {
  name: "App",
  components: { Child },
  setup() {
    return { 
      
    };
  },
};
</script>

<style scoped>
.app {
  background-color: gray;
  padding: 10px;
}
</style>
